Canada



Jan, 13. 1925. 411,522,529

A. MANsFu-:LD

FUEL SAVING GRATE FOR RANGES Filed Nov. 22, 1922 u VIII/Ill /NVENT'OR ALFRED MANSF'IELD BY WA4/d ArToRNES/s.

assisi-a Patented 52m- ?13, f

ALFRED TILANSFELD. OF VICTOBA, BR'lTIS- CLULVLBIA, CANADA.

FUELSAVING @RATE 'FOR RANGES.

Application filed November 22, 1922. Serial No. 602,614.

the grate 5 and preferably lgreater than onethird of its length having` an upstanding and inwardly turned angular member ll on each ot its opposite sides to 'form a paii` of 55 grooves l2, the purpose ot which will hereinafter appear.

13 is a slide of approximately similar width to the grate 5 which is designed to in supplemental grates which is designed slide within the grooves l2 upon the plate 60 'for setting within the tire boi; ot a cooking '10. la indicates upstanding lugs upon the range and upon the ordinary grate bars, draught `plate i0 and the slide 13. by which that the lire may be reduced when desired, either may be moved as desired` so that an undue excess ot heat is not pro- Tfl'aving described the several parts ot my vided, resulting in a Saving of fuel. lhereinvention, l will now brieily explain its use. tore my invention has .tor it objects the Mfv grate having been set within the fire Saving of fuel 11d the effective use 0ll the box l, it suilices to determine the length ot heat generated by such fuel is consumed lire desired and to insert the pins 9 of the thereon and it consists essentially ot a perbat'lle plate 7 into any series oiLl apertures 6. torated grate with a vertical baille adjust The draugl t plate l0 is then put into posi- 70 able thereon and a draught excluding slide tion upon the 5 and the Slide 13 drawn levering a portion of the grate as will be lengthwise ot the grooves l2 until the end more particularly described in the following speciiication7 in which:-

To all whom t may concern.'

Be it known that l, A Lrnnn ll/laNsrnLo, a resident of the city ot Victoria, in the Province. of British Columbia, Canada, have invented certain new and useful .improvements in Fuel-Saving Gratos i'or Ranges7 o-t which the :following is a specification.

My invention relates to an improvement ot the slide reaches the baille plate 7, when draught is excluded l'rom passing through Fig. l is a perspective view ol? my grate that yportion ot the grate which is covered shown in place in a range fire box. K by the draught plate and its slide.

Fig. 2 is a longitudinal section. will thus be seen that l have devised 4ln the drawings like characters ot reiera grat-e which may be adjusted to reduce the ence indicate corresponding parts in each lire space within a range tire box and to ditigure. lraught to the reduced space where- The numeral l indicates in general the vert the c by considerable tuel economy is attained7 fuel box ot a cooking range7 2 being the rocking grates with which such ranges are which is simple in construction and easily installed or removed. usually provided.v 33 indicates a ypair ot What l claim as my invention is: vertical supports which are rounded at their l. A device ot the character described lower corners as at 4c, to permit ot the gratos comprising a pair ot relatively wide verti- 2 being rocked as desired to discharge the cal supporting plates adapted to rest upon ashes from the lire therethrough without and to extend entirely across the grate surdisturbing my grate. 5 indicates a horizontace oi" an ordinary lire box, a supplemental grate having a plurality of apertures 6 tary grate carried by said supporting plates 90 arranged in transverse rows therein tor the purpose or" admitting draft to the lire and also to receive the pins 9. 7 is a baille plate and comprising a plate-like body Jformed with transversely extending rows ot spaced openings a partition member provided with having a web 8 projecting at right angles a plurality ot spaced depending lugs adaptto opposite sides ot its lower edge to assist ed to be inserted in the openings of one ot the plate in maintaining a vertical position said rows to secure the partition member in on the grate 5, 9 indicates a plurality ot a preselected position on the supplementary pins projecting downwardly ot the web and grate, and an adjustable damper adapted to formed integrally therewith to hold the be mounted on the supplemental grate to baffle plate 7 in any desired position against close all of the openings atone side or the 100 endwise movement ot the grate. o'her ot the partition.

i0 is a draught plate of similar width to A structure. according to claim ly in flanges of the damper extending longitudinelly of the grate.

Dated at Victoria, B. November, 1922.

l/Vitnesses ALBERT J.. CARI-.ET A. G. MUMFORD.

C. this 14th day of ALFRED MANSFlELD. 

